DETROIT -- A 17-year veteran narcotics officer has been suspended while police investigate whether he stole $2.4 million worth of pure cocaine from the department's property room.

Police Chief Ella Bully-Cummings said the unidentified officer had the authority to sign out cocaine from the room. She said he is suspected of replacing six kilograms, about 13.2 pounds, of uncut cocaine with another substance and keeping the drug.